//
// Created by zhuyijun on 2021/9/17.
//

#include <iostream>
#include <string>
#include <cstdlib>
#include <ctime>
#include <cctype>

using namespace std;
const int NUM = 26;
const string wordList[NUM]{
        "apiary", "beetle", "cereal", "danger", "ensign", "florid",
        "garage", "health", "insult", "jackal", "keeper", "loaner",
        "manage", "nonce", "onset", "plaid", "quilt", "remote", "stolid",
        "train", "useful", "valid", "whence", "xenon", "yearn", "zippy"
};

int main() {
    srand(time(0));
    char play;
    cout << "Will you play a word game ? <y/n>";
    cin >> play;
    play =  (play);
    while (play == 'y') {
        string target = wordList[rand() % NUM];
        int length = target.length();
        string attempt(length, '-');
        string badchars;
        int guesses = 6;
        cout << "Guess my secret word . It has "
             << length
             << " letters, and you guess\n"
             << "one letter at a time .You get "
             << guesses
             << " wrong guesses.\n";
        while (guesses > 0 && attempt != target) {
            char letter;
            cout << "Guess a letter: ";
            cin >> letter;
            if (badchars.find(letter) != string::npos) {
                cout << "You already guessed that. Try again.\n";
                continue;
            }
            int loc = target.find(letter);
            if (loc == string::npos) {
                cout << "Oh,  bad guess!\n";
                --guesses;
                badchars += letter;
            } else {
                cout << "Good guess!\n";
                attempt[loc] = letter;
                loc = target.find(letter, loc + 1);
                while (loc != string::npos) {
                    attempt[loc] = letter;
                    loc = target.find(letter, loc + 1);
                }
            }
            cout << "Your word: " << attempt << endl;
            if (attempt != target) {
                if (badchars.length() > 0) {
                    cout << "Bad choices: " << badchars << endl;
                }
                cout << guesses << " bad guesses left\n";
            }
        }
        if (guesses > 0)
            cout << "That's right!\n";
        else
            cout << "Sorry,the word is " << target << ".\n";
        cout << "Will you play another?<y/n>";
        cin >> play;
        play = tolower(play);
    }
    cout << "Bye\n";
    return 0;
}

